Microphone Array Post-filter in Frequency Domain for Speech Recognition Using Short-Time Log-Spectral Amplitude Estimator and Spectral Harmonic/Noise Classifier.
Sergey I. SalishevIlya KlotchkovAndrey BarabanovPublished in: SPECOM (2017)
Keyphrases
- frequency domain
- frequency response
- spectral domain
- power spectrum
- bandpass
- power spectral
- spatial domain
- spectral signatures
- low frequency
- blue noise
- fourier transform
- frequency spectrum
- spectral features
- impulse response
- power spectra
- cross correlation
- signal to noise ratio
- fast fourier transform
- low pass
- mid frequency
- spectral analysis
- feature extraction
- subband
- noisy environments
- noise shaping
- filter bank
- noise reduction
- fourier domain
- linear minimum mean square error
- feature selection
- feature space
- wavelet domain
- hyperspectral imagery
- discrete fourier transform
- hyperspectral
- speech signal
- spectrum analysis
- high pass
- denoising
- image data
- hyperspectral images
- noise free
- prolate spheroidal